Base | Representation |
---|---|
bin | 10100001010010111010… |
… | …110100010101111110000 |
3 | 11220110021011221111010020 |
4 | 110022113112202233300 |
5 | 140200020244112131 |
6 | 2540255403003440 |
7 | 202046305650351 |
oct | 24122726425760 |
9 | 4813234844106 |
10 | 1385518738416 |
11 | 49466023110a |
12 | 1a4633509580 |
13 | a08666a4037 |
14 | 4b0b9257d28 |
15 | 26091b65996 |
hex | 142975a2bf0 |
1385518738416 has 80 divisors (see below), whose sum is σ = 3778819449600. Its totient is φ = 436233821184.
The previous prime is 1385518738367. The next prime is 1385518738423. The reversal of 1385518738416 is 6148378155831.
It is a self number, because there is not a number n which added to its sum of digits gives 1385518738416.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1946676 + ... + 2561363.
It is an arithmetic number, because the mean of its divisors is an integer number (47235243120).
Almost surely, 21385518738416 is an apocalyptic number.
1385518738416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1385518738416 is an abundant number, since it is smaller than the sum of its proper divisors (2393300711184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1385518738416 is a wasteful number, since it uses less digits than its factorization.
1385518738416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4508406 (or 4508400 counting only the distinct ones).
The product of its digits is 19353600, while the sum is 60.
The spelling of 1385518738416 in words is "one trillion, three hundred eighty-five billion, five hundred eighteen million, seven hundred thirty-eight thousand, four hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •